Home / 189,092,899.52-283,556,972.34-100,442,070.44

Finding the Fourth Proportional to 189,092,899.52, 283,556,972.34 and 100,442,070.44

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Solution

The fourth proportional to 189,092,899.52, 283,556,972.34 and 100,442,070.44 is: 150,619,348.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,092,899.52 : 283,556,972.34 = 100,442,070.44 : x
  2. Step 2: Convert to fraction form
    189,092,899.52/283,556,972.34 = 100,442,070.44/x
  3. Step 3: Cross multiply
    189,092,899.52x = 283,556,972.34 × 100,442,070.44
  4. Step 4: Simplify right side
    189,092,899.52x = 28,481,049,389,527,408
  5. Step 5: Solve for x
    x = 28,481,049,389,527,408/189,092,899.52
  6. Step 6: Final answer
    x = 150,619,348.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.